The Union Pacific Railroad used to be obsessed with power. The railroad spent decades searching for and developing one locomotive to rule them all. This search resulted in icons like the Big Boy and ...

Union Pacific (UP) is joining in the celebration of 250 years of American independence and innovation this year with its ...

Big Boy No. 4014, described as “the Elvis Presley of locomotives,” could begin its first ever coast-to-coast tour in just a ...

Union Pacific has released new details on the schedule for its first-ever coast-to-coast tour of its 'Big Boy' historic ...

A massive steam locomotive will be celebrating 250 years of American independence by making its first-ever coast-to-coast ...

Cheyenne-based Big Boy 4014, the world's largest operating steam locomotive, will make its first ever coast-to-coast tour ...

This legendary 'Big Boy' train has finished its major restoration project and is set to make a big return in 2026. Here's ...

The 133-foot-long locomotive is the only Big Boy to still travel the tracks.

For the first time ever, both coasts could receive a visit from the world's largest operating steam locomotive.

CHEYENNE, Wyo. — Union Pacific’s Big Boy will return to California this spring in the first leg of its planned coast-to-coast ...

Will the Union Pacific railroad bring its famous Big Boy No. 4014 locomotive to Schenectady as part of its cross-country ...